How Small Inventions Have a Big Impact


Sometimes a small innovation can make a big difference…even with chairs.

Chair Technology

Inflatables

Ikea might finally have mastered inflatable furniture. Their quest began 26 years ago. Then, receiving a deflated chair, customers just had to use their hair drier to blow it up. The problem though was that people forgot to use cool air. Sadly, the hot air cooled and the chair shrunk. Other challenges included leaky valves that, according to Wired, “…after sitting down, an unglamorous farting noise issued from your general direction.’

This was their leaky valve sofa:

small inventions

However, inflatables massively cut transit volume by as much as 90% so they kept trying. Finally figuring out how to make it feel like foam (and not a beach ball), they will launch the new product line during May. Avoiding the hair dryer, it will come with a foot pump.

Ikea designer is Mikael Axelsson created a prototype of the 2026 version:

chair technology

Grippers

A Massachusetts chair cushion company figured out how to stop our chair cushions from sliding. Patented in 1997 (and shown as our featured image), the “Gripper’ uses a latex material that adheres to hard surfaces. As a result, our dining room chairs no longer need fabric ties that secure them.

Other Small Inventions

The Drywall Screw

The drywall screw is a building basic. For every 125 square feet of drywall (aka sheetrock) construction crews need 125 screws. In addition, Yahoo tells us that the U.S. consumed close to 28 billion square feet of drywall during 2024. The screws needed to install that drywall could have weighed close to half a billion pounds.

A small invention, the drywall screw makes a huge difference.

Our Bottom Line: Private and Social Return

Long ago, Edwin Mansfield (1930-1997), a University of Pennsylvania economist, said that a seemingly small invention can have a large impact. While he was referring to manufacturing inputs like thread, he could easily have been talking about one of our small inventions. As Mansfield explained, at first an innovation benefits its developer. But then, from there, some innovations go big.

We could name countless small inventions that at first seemed inconsequential. 99% Invisible told us about these four:

small inventions

Frequently hidden (like the gripper), small inventions make a visible difference.

My sources and more: Thanks to Wired for inspiring today’s post. From there, returning to the Gripper, we also went back to Edwin Mansfield’s research in this paper and at econlife. I also recommend this 99% Invisible podcast and Roma Agrawal’s 2023 book on small inventions.

Please note that several of today’s sentences were in a past econlife post.



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Recent Reviews







Welding isn’t a practice to go into unprepared. It requires numerous tools to do the job correctly and safely, and it’s not a bad idea to invest in a dedicated surface to work on. Fortunately, they’re quite easy to come by; even a budget retailer like Harbor Freight has two different welding tables available. For those with tighter budgets, the Chicago Electric adjustable steel welding table costs $89.99, which is notably wallet-friendly for such a workshop addition. Even better, owner opinions seem to indicate that the low price doesn’t mean low quality.

At the time of writing, the Chicago Electric welding table has just over 2,600 reviews on the Harbor Freight website, with an average rating of 4.6 out of five stars. Over 1,800 of those gave it a perfect five stars, and over 600 gave it a respectable four, with many encouraging others to give it a shot if they’re on the fence. Common highlights include the Chicago Electric welding table’s easy storage and portability, price point, sturdiness, and versatility, and many customers think it’s especially good for anyone new to welding.

All in all, most Harbor Freight customers feel this table gets the job done without breaking the bank. With that said, these positive reviews aren’t the beginning and end of this welding table’s story. Some customers had less-than-stellar experiences that are worth noting.

Potential issues with this Chicago Electric welding table

According to Harbor Freight, this zinc-plated steel Chicago Electric welding table has retractable edge guides, four slots for connecting clamps (and to prevent heat build-up), and can be tilted at five different angles. However, while the features and reviews make it seem like a surefire win at $89.99, it’s not perfect. While they’re in the minority, there are still a notable number of one- and two-star reviews that pinpoint some potential downsides.

One frequent problem is the table arriving warped right out of the box, which can make setting up and welding harder than necessary. The same can be said for the uneven legs, which many customers had to contend with. Some also warned of missing or completely incorrect hardware, preventing them from assembling the table. Elsewhere online, YouTuber Rob Pantridge wasn’t impressed with the build quality and found the design lacking in a few areas. Fellow YouTuber Jeff Estes Builds didn’t hate it, but also didn’t feel it was a necessary purchase for more serious welders.

Harbor Freight is the home of several useful welding accessories, along with table options like the Chicago Electric steel-top example to use them on. While it is cost-effective and many customers love it, this particular welding table may not be the right purchase for everyone. That is a matter only your wants, needs, budget, and experience level can decide.





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